Home / 80,799.34-111,486.18-46,805.80

Finding the Fourth Proportional to 80,799.34, 111,486.18 and 46,805.80

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Solution

The fourth proportional to 80,799.34, 111,486.18 and 46,805.80 is: 64,582.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,799.34 : 111,486.18 = 46,805.80 : x
  2. Step 2: Convert to fraction form
    80,799.34/111,486.18 = 46,805.80/x
  3. Step 3: Cross multiply
    80,799.34x = 111,486.18 × 46,805.80
  4. Step 4: Simplify right side
    80,799.34x = 5,218,199,843.84
  5. Step 5: Solve for x
    x = 5,218,199,843.84/80,799.34
  6. Step 6: Final answer
    x = 64,582.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.